Quarter	Percent Change
1970-04-01	2.69373011741563000
1970-07-01	0.60880570997002900
1970-10-01	0.18995631385414900
1971-01-01	1.20610127483548000
1971-04-01	0.02323065681614610
1971-07-01	-1.29151484512720000
1971-10-01	-0.11976521054661700
1972-01-01	1.37654598938575000
1972-04-01	1.22158136472685000
1972-07-01	0.15904675453966400
1972-10-01	-1.21481477644597000
1973-01-01	-0.67649217180883700
1973-04-01	0.65850807783175500
1973-07-01	1.79185609330364000
1973-10-01	3.15084131207761000
1974-01-01	3.61915511306232000
1974-04-01	4.98499433262312000
1974-07-01	6.15278006778565000
1974-10-01	5.79814116088628000
1975-01-01	6.07369808437443000
1975-04-01	4.06509431595588000
1975-07-01	1.11708062575726000
1975-10-01	2.38925859165839000
1976-01-01	2.97959702307976000
1976-04-01	0.97835718042457600
1976-07-01	1.12250734820790000
1976-10-01	1.51024981369936000
1977-01-01	0.76573536259412000
1977-04-01	1.96716012969708000
1977-07-01	2.53944415411954000
1977-10-01	1.68010872096459000
1978-01-01	1.46684083421578000
1978-04-01	2.04061555738102000
1978-07-01	1.84438450852645000
1978-10-01	0.91787049228326400
1979-01-01	2.32978678411005000
1979-04-01	2.32781703516978000
1979-07-01	2.17893037588800000
1979-10-01	3.95430020285174000
1980-01-01	3.88988644053637000
1980-04-01	3.30297088066503000
1980-07-01	3.00757166306286000
1980-10-01	2.46075892769214000
1981-01-01	2.46112019758889000
1981-04-01	2.92554103125497000
1981-07-01	4.13227692122449000
1981-10-01	4.74528916048819000
1982-01-01	3.85961900771797000
1982-04-01	3.10153972277074000
1982-07-01	0.90181445512984900
1982-10-01	-0.87822960571925800
1983-01-01	-0.33347263004692300
1983-04-01	0.00794611418833951
1983-07-01	-0.61291451237571200
1983-10-01	-1.04416662074674000
1984-01-01	-1.55943139677178000
1984-04-01	-1.54923626915460000
1984-07-01	0.28072515920398000
1984-10-01	0.96341968476328000
1985-01-01	0.51129978885213900
1985-04-01	1.00867152585116000
1985-07-01	0.98275609970054100
1985-10-01	0.53592797381091200
1986-01-01	1.35709884536606000
1986-04-01	1.55976395118474000
1986-07-01	0.77926236135058100
1986-10-01	0.17667947940029600
1987-01-01	0.06176664900113460
1987-04-01	0.49729845092051700
1987-07-01	-0.09386259026249800
1987-10-01	-0.39541831302995700
1988-01-01	0.57773669190434900
1988-04-01	1.64595911179138000
1988-07-01	2.27351427097792000
1988-10-01	1.92020248208297000
1989-01-01	1.11344598525055000
1989-04-01	1.59836594906309000
1989-07-01	1.49157189029233000
1989-10-01	0.59674152443569800
1990-01-01	1.04713940127998000
1990-04-01	0.63151609133001200
1990-07-01	0.65412043548267800
1990-10-01	1.99709336413773000
1991-01-01	1.68079126685975000
1991-04-01	0.23725380659890700
1991-07-01	0.40397911512513300
1991-10-01	0.67689455973807000
1992-01-01	-0.29533071443943800
1992-04-01	0.14129026345764300
1992-07-01	0.14375158973465300
1992-10-01	-0.89371884991137200
1993-01-01	-0.94660223597169400
1993-04-01	-0.51821097892960600
1993-07-01	-0.54098672444117800
1993-10-01	-0.72534737780135500
1994-01-01	-0.24354312411155200
1994-04-01	-0.62471573658646200
1994-07-01	-0.79652956123438800
1994-10-01	-0.33744774729137800
1995-01-01	-0.08535207638915930
1995-04-01	1.21461988475037000
1995-07-01	1.57596200049377000
1995-10-01	0.60218677015381300
1996-01-01	0.23801533597058700
1996-04-01	0.13406694556325400
1996-07-01	0.50343904213225900
1996-10-01	0.26987877308145200
1997-01-01	-0.60103477188281600
1997-04-01	-0.46226023619406100
1997-07-01	-0.78183284958641400
1997-10-01	-0.31188397333597700
1998-01-01	1.04300535659916000
1998-04-01	0.64073216954905300
1998-07-01	-0.01249099060530710
1998-10-01	-0.26674706306664700
1999-01-01	-0.02965226716249080
1999-04-01	0.36350846531600200
1999-07-01	-0.56561099402080100
1999-10-01	-0.64446101668858300
2000-01-01	-0.39690577681650000
2000-04-01	-0.65096374318629000
2000-07-01	-0.18301985913166200
2000-10-01	1.49419020944889000
2001-01-01	2.74386437533460000
2001-04-01	1.95255657718550000
2001-07-01	1.84642614236121000
2001-10-01	0.43646196003339500
2002-01-01	-1.66606337083205000
2002-04-01	-0.57507301026119600
2002-07-01	1.51083595202802000
2002-10-01	1.53089695414334000
2003-01-01	1.17971229730672000
2003-04-01	1.06752307221964000
2003-07-01	-0.16298701938491900
2003-10-01	0.23906086077467500
2004-01-01	1.73383647908906000
2004-04-01	1.61525933258907000
2004-07-01	1.01836635799102000
2004-10-01	0.56959460096466000
2005-01-01	0.11595988018933400
2005-04-01	0.43587564516410500
2005-07-01	0.95128079651969400
2005-10-01	0.60321129050431600
2006-01-01	0.88580473520356300
2006-04-01	1.74491616297955000
2006-07-01	1.74467516008536000
2006-10-01	0.76394331908143600
2007-01-01	-0.25030035078745000
2007-04-01	-0.33695272534516600
2007-07-01	0.58254810866340300
2007-10-01	2.08612612925470000
2008-01-01	2.25986419323589000
2008-04-01	0.94770196401328000
2008-07-01	0.39387885234479600
2008-10-01	0.09526958995561870
2009-01-01	0.01577601887480590
2009-04-01	0.52350040884331700
2009-07-01	-0.69562238386816700
2009-10-01	-1.54900435145506000
2010-01-01	-0.81523343794626600
2010-04-01	-0.12723449533118900
2010-07-01	0.69886511500079400
2010-10-01	0.45852350750578900
2011-01-01	-0.08610751476634560
2011-04-01	-0.27283643456191600
2011-07-01	-0.26727871961936800